Online, you’ll find countless discussions about legal fine print:
 

Bivouacking — spending the night outdoors without a classic tent — is sometimes seen as more “tolerated,” while proper camping with a tent is often not allowed. Where exactly the line is drawn can be hard to pin down:

How is a tarp classified? And what happens if you’re caught? You’ll find all kinds of statements — including references to possible fines.

In the end, the definition matters less than how you behave. If you’re respectful, leave no litter, don’t damage vegetation, don’t light a fire, and move on quietly in the morning, you’re rarely a real problem in practice.

And if someone does approach you, staying calm and friendly helps most.
Don’t argue, don’t justify yourself, don’t lecture — just explain politely that you don’t want to disturb anyone, that you’re being mindful, and that you’ll leave the place clean.
In the end, you’re dealing with a person — and that often makes all the difference.

 

Legal technicalities usually don’t help much in a moment like that.
They can make the situation more tense instead of resolving it. It’s better to rely on understanding and goodwill — and, if necessary, to simply move on.
 

What convinces most is the impression you leave behind:
Is your sleeping spot small, discreet, and unobtrusive? Are your things tidy? Are you quiet, respectful, and clearly just a guest?
So far, I’ve never had to pack up early — but I would do it at any time if it were necessary.
 

The best strategy is not to be found in the first place.